Megaphone,Use: Home Theatre, Portable Audio Player, Karao... Dimensions: 230x345mm Power: 35W RMS/45W max. 1) Dimensions:Ø230×L345MM2) Dry cell: 8×1#(SIZE D) DC12V3) Power: 35W RMS/45W max.4) Talk,alarm,with extra microphone5) Folding handle6) Weight: 1500g7) Outer packing: 4pcs/ctn8) Carton dimensions: 50 x 50 x 37cm 230*345mm Folding handle portable Megaphone Horn